6CEC

Crystal structure of fragment 3-(3-Methoxy-2-quinoxalinyl)propanoic acid bound in the ubiquitin binding pocket of the HDAC6 zinc-finger domain


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 5KH3pdbid 5KH3

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP4.62912 M Na-formate, 0.2 M Na-acetate pH4.6, 5 % ethylene glycol
Crystal Properties
Matthews coefficientSolvent content
2.0941.07

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 40.78α = 90
b = 43.84β = 90
c = 55.8γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDRIGAKU SATURN A2002018-02-06MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU FR-E SUPERBRIGHT1.54178

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
11.5532.9299.60.0360.0390.015129.36.715017
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.551.5898.70.2260.2470.0980.9846.2

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONTHROUGHOUTpdbid 5KH31.5532.91425672399.360.16310.16190.186RANDOM15.839
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
-0.412.01-1.6
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.413
r_dihedral_angle_4_deg16.33
r_dihedral_angle_3_deg11.835
r_dihedral_angle_1_deg6.449
r_angle_refined_deg1.742
r_angle_other_deg1.188
r_chiral_restr0.107
r_bond_refined_d0.024
r_gen_planes_refined0.01
r_bond_other_d0.002
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.413
r_dihedral_angle_4_deg16.33
r_dihedral_angle_3_deg11.835
r_dihedral_angle_1_deg6.449
r_angle_refined_deg1.742
r_angle_other_deg1.188
r_chiral_restr0.107
r_bond_refined_d0.024
r_gen_planes_refined0.01
r_bond_other_d0.002
r_gen_planes_other0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms778
Nucleic Acid Atoms
Solvent Atoms69
Heterogen Atoms25

Software

Software
Software NamePurpose
REFMACrefinement
Aimlessdata scaling
PDB_EXTRACTdata extraction
xia2data reduction